Home / 830,920.62-1,246,548.60-262,390.52

Finding the Fourth Proportional to 830,920.62, 1,246,548.60 and 262,390.52

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Solution

The fourth proportional to 830,920.62, 1,246,548.60 and 262,390.52 is: 393,638.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,920.62 : 1,246,548.60 = 262,390.52 : x
  2. Step 2: Convert to fraction form
    830,920.62/1,246,548.60 = 262,390.52/x
  3. Step 3: Cross multiply
    830,920.62x = 1,246,548.60 × 262,390.52
  4. Step 4: Simplify right side
    830,920.62x = 327,082,535,359.27
  5. Step 5: Solve for x
    x = 327,082,535,359.27/830,920.62
  6. Step 6: Final answer
    x = 393,638.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.